package extend;

public class Bird implements Runnr {
    @Override
    public void start() {
        System.out.println("start");
    }

    @Override
    public void run() {
        System.out.println("runnere");
    }

    @Override
    public void stop() {
        System.out.println("stopping");
    }
    public void fly(){
        System.out.println("会飞了");
    }
}
